public class haha {
    public static void main(String[] args) {
    Girlfriend qing = new Girlfriend();
    qing.setName("刘亦菲");
    qing.setAge(-20);

    qing.qinqin();
    qing.faqian();
    System.out.println("女朋友的名字是：" + qing.getName());
    System.out.println("女朋友的年龄是：" + qing.getAge());
    }
}
